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Question

int main()

{

int a = 10;

cout<<a++;

return 0;

}

 

(A) 10

(B) 11

(C) 12

(D) Not defined

Comments

Why 11 is not output by program

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@Jeetmoni saikia  Before asking the questions at least you should know about what are the postfix and prefix increments.

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U better explain it

Answer 1

Here as you can see

cout « a++ ;

a++ is postfix unary operation on a  which is interpreted as first value of “a” will be used then increment will be done

So printed value will be 10

but the value stored in a will be 11

Comments

So what will be the answer?

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a only